<template>
  <header class="header">
    <h1>todos</h1>
    <input id="toggle-all" class="toggle-all" type="checkbox" />
    <label for="toggle-all"></label>
    <input
      class="new-todo"
      placeholder="输入任务名称-回车确认"
      autofocus
      v-model="newTodo"
      @keyup.enter="addTodo"
    />
  </header>
</template>

<script>
export default {
  data() {
    return {
      newTodo: "",
    };
  },
  methods: {
    addTodo() {
      if (this.newTodo.trim() === "") {
        alert("请输入值");
        this.newTodo = "";
        return;
      }
      this.$store.commit("ADDTODO", this.newTodo);
      this.newTodo = "";
    },
  },
};
</script>
